Dev tools · alternatives · 2026

24 alternatives to Pageblox

Annotate on code changes, directly in the app.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Pageblox launched in 2022; newer entries below may have overtaken it.

1. 1RC
   RoughNotation – create and animate hand-drawn annotations on a web page▲696

   2020 · roughnotation.com · its alternatives →

2. 2
   Notelet▲348

   Create a website or blog with Notion.

   2020 · its alternatives →

3. 3
   Page Flows▲371

   User flow design patterns to help you get unstuck

   2018 · its alternatives →

4. 4
   Pagescreen▲104

   Track any website visual change. Effortless.

   2017 · its alternatives →

5. 5
   webtoapp.design▲97

   Convert your website into an app for Android and iOS

   2021 · its alternatives →

6. 6
   Genius Beta▲384

   Annotate the Internet

   2015 · its alternatives →

7. 7
   BitBlox▲242

   Create beautiful websites in no time 💫

   2016 · its alternatives →

8. 8
   Annotate▲193

   Menubar app to draw on any app or screen on macOS

   2024 · its alternatives →

9. 9PD
   PageBuster – Dump all the code ever executed by a process▲23

   2021 · github.com · its alternatives →

10. 10
    Notate▲106

    Annotate anything for humans and their agents

    Jul 2026 · mean.app · its alternatives →

11. 11
    JitBlox▲152

    Interactive prototyping of modern web apps without coding

    2024 · its alternatives →

12. 12
    Pagetuner▲94

    Visual feedback directly on your website

    2022 · its alternatives →

13. 13
    Sitebulb▲146

    Crawl and visualize your website structure

    2017 · its alternatives →

14. 14
    Annotix - Drag, Annotate, Feedback, WP ▲9

    Visual Website Feedback, Screenshots & Team Collaboration

    May 2026 · annotixwp.com · its alternatives →

15. 15
    rnbw▲348

    design, code

    2024 · its alternatives →

16. 16AE
    Anno – Effortlessly annotate and comment on videos/audio▲122

    2022 · anno.so · its alternatives →

17. 17
    AgentEcho▲89

    Annotate any webpage UI and export feedback as Markdown

    Jan 2026 · github.com · its alternatives →

18. 18AP
    Annotate PDFs in Markdown▲39

    2022 · keypoints.app · its alternatives →

19. 19PR
    PageSpy – Remote debugging as seamless as local debugging▲17

    2023 · github.com · its alternatives →

20. 20
    Pageclip▲168

    A server for your HTML forms

    2017 · its alternatives →

21. 21
    PageWatch▲151

    Find embarrassing website issues before your users.

    2020 · its alternatives →

22. 22
    CodeBlinks.com▲122

    Create animated code snippets for free

    2023 · its alternatives →

23. 23
    webtoapp.design 2.0▲85

    Turn your website into an App for Android and iOS

    2023 · its alternatives →

24. 24
    Annotate Screen▲92

    Markup your image or screenshot of your screen

    2021 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →